122221120112200 has 48 divisors (see below), whose sum is σ = 285353075520000. Its totient is φ = 48683893849920.

The previous prime is 122221120112171. The next prime is 122221120112209. The reversal of 122221120112200 is 2211021122221.

It is not an unprimeable number, because it can be changed into a prime (122221120112209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1278415800 + ... + 1278511399.

It is an arithmetic number, because the mean of its divisors is an integer number (5944855740000).

Almost surely, 2^{122221120112200} is an apocalyptic number.

122221120112200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122221120112200 is an abundant number, since it is smaller than the sum of its proper divisors (163131955407800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122221120112200 is a wasteful number, since it uses less digits than its factorization.

122221120112200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2556927454 (or 2556927445 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 122221120112200 its reverse (2211021122221), we get a palindrome (124432141234421).

The spelling of 122221120112200 in words is "one hundred twenty-two trillion, two hundred twenty-one billion, one hundred twenty million, one hundred twelve thousand, two hundred".